// ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
// +                                                                      +
// + This file is part of enGrid.                                         +
// +                                                                      +
// + Copyright 2008-2014 enGits GmbH                                      +
// +                                                                      +
// + enGrid is free software: you can redistribute it and/or modify       +
// + it under the terms of the GNU General Public License as published by +
// + the Free Software Foundation, either version 3 of the License, or    +
// + (at your option) any later version.                                  +
// +                                                                      +
// + enGrid is distributed in the hope that it will be useful,            +
// + but WITHOUT ANY WARRANTY; without even the implied warranty of       +
// + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the        +
// + GNU General Public License for more details.                         +
// +                                                                      +
// + You should have received a copy of the GNU General Public License    +
// + along with enGrid. If not, see <http://www.gnu.org/licenses/>.       +
// +                                                                      +
// ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
/****************************************************************************
**
** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
** Contact: Qt Software Information (qt-info@nokia.com)
**
** This file is part of the example classes of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL$
** Commercial Usage
** Licensees holding valid Qt Commercial licenses may use this file in
** accordance with the Qt Commercial License Agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
** a written agreement between you and Nokia.
**
** GNU Lesser General Public License Usage
** Alternatively, this file may be used under the terms of the GNU Lesser
** General Public License version 2.1 as published by the Free Software
** Foundation and appearing in the file LICENSE.LGPL included in the
** packaging of this file.  Please review the following information to
** ensure the GNU Lesser General Public License version 2.1 requirements
** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
**
** In addition, as a special exception, Nokia gives you certain
** additional rights. These rights are described in the Nokia Qt LGPL
** Exception version 1.0, included in the file LGPL_EXCEPTION.txt in this
** package.
**
** GNU General Public License Usage
** Alternatively, this file may be used under the terms of the GNU
** General Public License version 3.0 as published by the Free Software
** Foundation and appearing in the file LICENSE.GPL included in the
** packaging of this file.  Please review the following information to
** ensure the GNU General Public License version 3.0 requirements will be
** met: http://www.gnu.org/copyleft/gpl.html.
**
** If you are unsure which license is appropriate for your use, please
** contact the sales department at qt-sales@nokia.com.
** $QT_END_LICENSE$
**
****************************************************************************/

#include <QtGui>

#include "multipagewidget.h"

MultiPageWidget::MultiPageWidget( QWidget *parent )
    : QWidget( parent )
{
  comboBox = new QComboBox();
  comboBox->setObjectName( "__qt__passive_comboBox" );
  stackWidget = new QStackedWidget();

  connect( comboBox, SIGNAL( activated( int ) ),
           this, SLOT( setCurrentIndex( int ) ) );

  layout = new QVBoxLayout();
  layout->addWidget( comboBox );
  layout->addWidget( stackWidget );
  setLayout( layout );
}

QSize MultiPageWidget::sizeHint() const
{
  return QSize( 200, 150 );
}

void MultiPageWidget::addPage( QWidget *page )
{
  insertPage( count(), page );
}

void MultiPageWidget::removePage( int index )
{
  QWidget *widget = stackWidget->widget( index );
  stackWidget->removeWidget( widget );

  comboBox->removeItem( index );
}

int MultiPageWidget::count() const
{
  return stackWidget->count();
}

int MultiPageWidget::currentIndex() const
{
  return stackWidget->currentIndex();
}

void MultiPageWidget::insertPage( int index, QWidget *page )
{
  page->setParent( stackWidget );

  stackWidget->insertWidget( index, page );

  QString title = page->windowTitle();
  if ( title.isEmpty() ) {
    title = tr( "Page %1" ).arg( comboBox->count() + 1 );
    page->setWindowTitle( title );
  }
  comboBox->insertItem( index, title );
}

void MultiPageWidget::setCurrentIndex( int index )
{
  if ( index != currentIndex() ) {
    stackWidget->setCurrentIndex( index );
    comboBox->setCurrentIndex( index );
    emit currentIndexChanged( index );
  }
}

QWidget* MultiPageWidget::widget( int index )
{
  return stackWidget->widget( index );
}

QString MultiPageWidget::pageTitle() const
{
  if ( const QWidget *currentWidget = stackWidget->currentWidget() )
    return currentWidget->windowTitle();
  return QString();
}

void MultiPageWidget::setPageTitle( QString const &newTitle )
{
  comboBox->setItemText( currentIndex(), newTitle );
  if ( QWidget *currentWidget = stackWidget->currentWidget() )
    currentWidget->setWindowTitle( newTitle );
  emit pageTitleChanged( newTitle );
}

void MultiPageWidget::setPageTitle( QString const &newTitle, int index )
{
  comboBox->setItemText( index, newTitle );
  if ( QWidget *widget = stackWidget-> widget( index ) )
    widget->setWindowTitle( newTitle );
  emit pageTitleChanged( newTitle );
}
